1326011500412 has 6 divisors (see below), whose sum is σ = 2320520125728. Its totient is φ = 663005750204.

The previous prime is 1326011500397. The next prime is 1326011500417. The reversal of 1326011500412 is 2140051106231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1326011500417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165751437548 + ... + 165751437555.

It is an arithmetic number, because the mean of its divisors is an integer number (386753354288).

Almost surely, 2^{1326011500412} is an apocalyptic number.

It is an amenable number.

1326011500412 is a deficient number, since it is larger than the sum of its proper divisors (994508625316).

1326011500412 is a wasteful number, since it uses less digits than its factorization.

1326011500412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331502875107 (or 331502875105 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 26.

Adding to 1326011500412 its reverse (2140051106231), we get a palindrome (3466062606643).

The spelling of 1326011500412 in words is "one trillion, three hundred twenty-six billion, eleven million, five hundred thousand, four hundred twelve".